Serum Pi types in some European, American, Asian and African populations.
D000349:Africa; D001208:Asia; D001789:Blood Group Antigens; D005060:Europe; D005787:Gene Frequency; D006801:Humans; D007122:Immunoelectrophoresis; D008297:Male; D010641:Phenotype; D013020:South America
D001789:Blood Group Antigens